<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>v-if和v-else的结合使用</title>
  </head>
  <body>
    <div id="app">
      <h2 v-if="isShow">{{message}}</h2>
      <h3 v-else>isShow为false时，将显示我</h3>
    </div>
    <script src="../vue.js"></script>
    <script>
      const app = new Vue({
        el: "#app",
        data: {
          message: "hello",
          isShow: true,
        },
      });
    </script>
  </body>
</html>
